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NM_001040142.2(SCN2A):c.2995G>A (p.Glu999Lys) AND Epilepsy of infancy with migrating focal seizures

Germline classification:
Pathogenic (1 submission)
Last evaluated:
Feb 16, 2022
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Somatic classification
of clinical impact:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Somatic classification
of oncogenicity:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Record status:
current
Accession:
RCV001847840.2

Allele description [Variation Report for NM_001040142.2(SCN2A):c.2995G>A (p.Glu999Lys)]

NM_001040142.2(SCN2A):c.2995G>A (p.Glu999Lys)

Gene:
SCN2A:sodium voltage-gated channel alpha subunit 2 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
2q24.3
Genomic location:
Preferred name:
NM_001040142.2(SCN2A):c.2995G>A (p.Glu999Lys)
Other names:
p.E999K:GAA>AAA
HGVS:
  • NC_000002.12:g.165354267G>A
  • NG_008143.1:g.119866G>A
  • NM_001040142.2:c.2995G>AMANE SELECT
  • NM_001040143.2:c.2995G>A
  • NM_001371246.1:c.2995G>A
  • NM_001371247.1:c.2995G>A
  • NM_021007.3:c.2995G>A
  • NP_001035232.1:p.Glu999Lys
  • NP_001035233.1:p.Glu999Lys
  • NP_001358175.1:p.Glu999Lys
  • NP_001358176.1:p.Glu999Lys
  • NP_066287.2:p.Glu999Lys
  • NP_066287.2:p.Glu999Lys
  • NC_000002.11:g.166210777G>A
  • NM_001040142.1:c.2995G>A
  • NM_021007.2:c.2995G>A
  • Q99250:p.Glu999Lys
Protein change:
E999K
Links:
UniProtKB: Q99250#VAR_070003; dbSNP: rs796053126
Molecular consequence:
  • NM_001040142.2:c.2995G>A - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001040143.2:c.2995G>A - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001371246.1:c.2995G>A - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001371247.1:c.2995G>A - missense variant - [Sequence Ontology: SO:0001583]
  • NM_021007.3:c.2995G>A - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:
Epilepsy of infancy with migrating focal seizures
Identifiers:
MONDO: MONDO:0100025; MedGen: C4518639

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV002099501Neurology Department, Shenzhen Children's Hospital
no assertion criteria provided
Pathogenic
(Feb 16, 2022)
de novoclinical testing

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedde novoyesnot providednot providednot providednot providednot providedclinical testing

Details of each submission

From Neurology Department, Shenzhen Children's Hospital, SCV002099501.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testingnot provided
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1de novoyesnot providednot providednot providednot providednot providednot providednot provided

Last Updated: Feb 23, 2026

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